Analysis

  • max time kernel
    79s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-03-2023 11:57

General

  • Target

    https://www.microsoft.com/microsoft-365/business/e5-compliance

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Modifies Internet Explorer settings 1 TTPs 51 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" https://www.microsoft.com/microsoft-365/business/e5-compliance
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1344
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1344 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2396

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DOMStore\ILAY991M\www.microsoft[1].xml
    Filesize

    13B

    MD5

    c1ddea3ef6bbef3e7060a1a9ad89e4c5

    SHA1

    35e3224fcbd3e1af306f2b6a2c6bbea9b0867966

    SHA256

    b71e4d17274636b97179ba2d97c742735b6510eb54f22893d3a2daff2ceb28db

    SHA512

    6be8cec7c862afae5b37aa32dc5bb45912881a3276606da41bf808a4ef92c318b355e616bf45a257b995520d72b7c08752c0be445dceade5cf79f73480910fed

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\phzg4yt\imagestore.dat
    Filesize

    17KB

    MD5

    488372efe8452cb458ca133dfd3b3a23

    SHA1

    a06533ce4ed6333f5a69719423ce71ad381cfed1

    SHA256

    a643976a650b3e91c039f8acbfd66e459d7603ec597287b44ecfbe6faebea9fe

    SHA512

    2f76f8327bcb49c0809e1497ec0a096471a00aee7f119589eb8d8085ee78d632cb7ddfdccefe864c0b505fc1f8dd23110838a26ddd56edb97d121d90c899d77b

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\phzg4yt\imagestore.dat
    Filesize

    17KB

    MD5

    488372efe8452cb458ca133dfd3b3a23

    SHA1

    a06533ce4ed6333f5a69719423ce71ad381cfed1

    SHA256

    a643976a650b3e91c039f8acbfd66e459d7603ec597287b44ecfbe6faebea9fe

    SHA512

    2f76f8327bcb49c0809e1497ec0a096471a00aee7f119589eb8d8085ee78d632cb7ddfdccefe864c0b505fc1f8dd23110838a26ddd56edb97d121d90c899d77b

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\phzg4yt\imagestore.dat
    Filesize

    17KB

    MD5

    488372efe8452cb458ca133dfd3b3a23

    SHA1

    a06533ce4ed6333f5a69719423ce71ad381cfed1

    SHA256

    a643976a650b3e91c039f8acbfd66e459d7603ec597287b44ecfbe6faebea9fe

    SHA512

    2f76f8327bcb49c0809e1497ec0a096471a00aee7f119589eb8d8085ee78d632cb7ddfdccefe864c0b505fc1f8dd23110838a26ddd56edb97d121d90c899d77b

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\39K1WZBJ\favicon[1].ico
    Filesize

    16KB

    MD5

    12e3dac858061d088023b2bd48e2fa96

    SHA1

    e08ce1a144eceae0c3c2ea7a9d6fbc5658f24ce5

    SHA256

    90cdaf487716184e4034000935c605d1633926d348116d198f355a98b8c6cd21

    SHA512

    c5030c55a855e7a9e20e22f4c70bf1e0f3c558a9b7d501cfab6992ac2656ae5e41b050ccac541efa55f9603e0d349b247eb4912ee169d44044271789c719cd01

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\39K1WZBJ\suggestions[1].en-US
    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee